v3.26.1
Other Financing Liabilities, at Fair Value – Schedule of Results of Operations in Connection With MSR Transfer Agreements that Do Not Qualify for Sale Accounting (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Related Party Transaction [Line Items]    
Proceeds from Collection of Loans Receivable $ 31.9 $ 32.4
Less: Subservicing fee retained by Onity (5.1) (5.9)
Ancillary and other settlement 3.0 2.3
MSR Pledged liability expense 42.6 41.9
Financing Liability Mortgage Servicing Rights Pledged [Member]    
Related Party Transaction [Line Items]    
MSR Pledged liability expense 29.7 28.8
Financing Liability Excess Servicing Spread [Member]    
Related Party Transaction [Line Items]    
MSR Pledged liability expense $ 12.9 $ 13.1